6 from framework import VppTestCase, VppTestRunner
7 from scapy.packet import Raw
8 from scapy.layers.l2 import Ether
9 from scapy.layers.inet import IP, UDP
10 from vpp_bond_interface import VppBondInterface
11 from vpp_papi import MACAddress
14 class TestBondInterface(VppTestCase):
21 super(TestBondInterface, cls).setUpClass()
23 cls.pkts_per_burst = 257 # Number of packets per burst
24 # create 3 pg interfaces
25 cls.create_pg_interfaces(range(4))
28 cls.pg_if_packet_sizes = [64, 512, 1518] # , 9018]
30 # setup all interfaces
31 for i in cls.pg_interfaces:
35 def tearDownClass(cls):
36 super(TestBondInterface, cls).tearDownClass()
39 super(TestBondInterface, self).setUp()
42 super(TestBondInterface, self).tearDown()
44 def show_commands_at_teardown(self):
45 self.logger.info(self.vapi.ppcli("show interface"))
47 def test_bond_traffic(self):
48 """ Bond traffic test """
54 # pg2 ------+ +------pg0 (slave)
56 # BondEthernet0 (10.10.10.1)
58 # pg3 ------+ +------pg1 (slave)
61 # create interface (BondEthernet0)
62 # self.logger.info("create bond")
63 bond0_mac = "02:fe:38:30:59:3c"
64 mac = MACAddress(bond0_mac).packed
65 bond0 = VppBondInterface(self,
71 bond0.add_vpp_config()
73 self.vapi.sw_interface_add_del_address(
74 sw_if_index=bond0.sw_if_index,
75 prefix="10.10.10.1/24")
78 self.pg2.resolve_arp()
80 self.pg3.resolve_arp()
82 self.logger.info(self.vapi.cli("show interface"))
83 self.logger.info(self.vapi.cli("show interface address"))
84 self.logger.info(self.vapi.cli("show ip arp"))
86 # enslave pg0 and pg1 to BondEthernet0
87 self.logger.info("bond enslave interface pg0 to BondEthernet0")
88 bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
89 self.logger.info("bond enslave interface pg1 to BondEthernet0")
90 bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
92 # verify both slaves in BondEthernet0
93 if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
94 self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
95 self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
97 # generate a packet from pg2 -> BondEthernet0 -> pg1
98 # BondEthernet0 TX hashes this packet to pg1
99 p2 = (Ether(src=bond0_mac, dst=self.pg2.local_mac) /
100 IP(src=self.pg2.local_ip4, dst="10.10.10.12") /
101 UDP(sport=1235, dport=1235) /
103 self.pg2.add_stream(p2)
105 # generate a packet from pg3 -> BondEthernet0 -> pg0
106 # BondEthernet0 TX hashes this packet to pg0
107 # notice the ip address and ports are different than p2 packet
108 p3 = (Ether(src=bond0_mac, dst=self.pg3.local_mac) /
109 IP(src=self.pg3.local_ip4, dst="10.10.10.11") /
110 UDP(sport=1234, dport=1234) /
112 self.pg3.add_stream(p3)
114 self.pg_enable_capture(self.pg_interfaces)
116 # set up the static arp entries pointing to the BondEthernet0 interface
117 # so that it does not try to resolve the ip address
118 self.logger.info(self.vapi.cli(
119 "set ip arp static BondEthernet0 10.10.10.12 abcd.abcd.0002"))
120 self.logger.info(self.vapi.cli(
121 "set ip arp static BondEthernet0 10.10.10.11 abcd.abcd.0004"))
123 # clear the interface counters
124 self.logger.info(self.vapi.cli("clear interfaces"))
128 self.logger.info("check the interface counters")
132 # BondEthernet0 tx bytes = 284
133 intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
136 if "tx bytes" in intf and "284" in intf:
138 self.assertEqual(found, 1)
140 # BondEthernet0 tx bytes = 284
141 intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
144 if "tx bytes" in intf and "284" in intf:
146 self.assertEqual(found, 1)
149 intfs = self.vapi.cli("show interface pg2").split("\n")
152 if "rx bytes" in intf and "142" in intf:
154 self.assertEqual(found, 1)
157 intfs = self.vapi.cli("show interface pg3").split("\n")
160 if "rx bytes" in intf and "142" in intf:
162 self.assertEqual(found, 1)
164 bond0.remove_vpp_config()
166 def test_bond_enslave(self):
167 """ Bond enslave/detach slave test """
169 # create interface (BondEthernet0)
170 self.logger.info("create bond")
171 bond0 = VppBondInterface(self, mode=3)
172 bond0.add_vpp_config()
175 # verify pg0 and pg1 not in BondEthernet0
176 if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
177 self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
178 self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
180 # enslave pg0 and pg1 to BondEthernet0
181 self.logger.info("bond enslave interface pg0 to BondEthernet0")
182 bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
186 self.logger.info("bond enslave interface pg1 to BondEthernet0")
187 bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
191 # verify both slaves in BondEthernet0
192 if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
193 self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
194 self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
196 # detach interface pg0
197 self.logger.info("detach interface pg0")
198 bond0.detach_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
200 # verify pg0 is not in BondEthernet0, but pg1 is
201 if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
202 self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
203 self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
205 # detach interface pg1
206 self.logger.info("detach interface pg1")
207 bond0.detach_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
209 # verify pg0 and pg1 not in BondEthernet0
210 if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
211 self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
212 self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
214 bond0.remove_vpp_config()
217 """ Bond add/delete interface test """
218 self.logger.info("Bond add interfaces")
220 # create interface 1 (BondEthernet0)
221 bond0 = VppBondInterface(self, mode=5)
222 bond0.add_vpp_config()
225 # create interface 2 (BondEthernet1)
226 bond1 = VppBondInterface(self, mode=3)
227 bond1.add_vpp_config()
230 # verify both interfaces in the show
231 ifs = self.vapi.cli("show interface")
232 self.assertIn('BondEthernet0', ifs)
233 self.assertIn('BondEthernet1', ifs)
235 # verify they are in the dump also
236 if_dump = self.vapi.sw_interface_bond_dump()
237 self.assertTrue(bond0.is_interface_config_in_dump(if_dump))
238 self.assertTrue(bond1.is_interface_config_in_dump(if_dump))
240 # delete BondEthernet1
241 self.logger.info("Deleting BondEthernet1")
242 bond1.remove_vpp_config()
244 self.logger.info("Verifying BondEthernet1 is deleted")
246 ifs = self.vapi.cli("show interface")
247 # verify BondEthernet0 still in the show
248 self.assertIn('BondEthernet0', ifs)
250 # verify BondEthernet1 not in the show
251 self.assertNotIn('BondEthernet1', ifs)
253 # verify BondEthernet1 is not in the dump
254 if_dump = self.vapi.sw_interface_bond_dump()
255 self.assertFalse(bond1.is_interface_config_in_dump(if_dump))
257 # verify BondEthernet0 is still in the dump
258 self.assertTrue(bond0.is_interface_config_in_dump(if_dump))
260 # delete BondEthernet0
261 self.logger.info("Deleting BondEthernet0")
262 bond0.remove_vpp_config()
264 self.logger.info("Verifying BondEthernet0 is deleted")
266 # verify BondEthernet0 not in the show
267 ifs = self.vapi.cli("show interface")
268 self.assertNotIn('BondEthernet0', ifs)
270 # verify BondEthernet0 is not in the dump
271 if_dump = self.vapi.sw_interface_bond_dump()
272 self.assertFalse(bond0.is_interface_config_in_dump(if_dump))
275 if __name__ == '__main__':
276 unittest.main(testRunner=VppTestRunner)